Finding the Fourth Proportional to 1,894,809.68, 2,837,121.36 and 1,443,380
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Solution
The fourth proportional to 1,894,809.68, 2,837,121.36 and 1,443,380 is: 2,161,190.26
Step by Step Solution
- Step 1: Write the proportion equation
1,894,809.68 : 2,837,121.36 = 1,443,380 : x - Step 2: Convert to fraction form
1,894,809.68/2,837,121.36 = 1,443,380/x - Step 3: Cross multiply
1,894,809.68x = 2,837,121.36 × 1,443,380 - Step 4: Simplify right side
1,894,809.68x = 4,095,044,228,596.80 - Step 5: Solve for x
x = 4,095,044,228,596.80/1,894,809.68 - Step 6: Final answer
x = 2,161,190.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.